I tried every top celeb’s make-up brand – the must-have products including £24 lip paint that’ll make your teeth white

THE world of beauty has always been big business, but in recent years it’s become a goldmine for celebrities looking to expand their empires.With devoted fans eager to emulate their flawless looks, A-Listers are swapping the stage and screen for skincare labs and make-up counters, launching products that promise everything from glowing skin to luscious locks.GettyWill celeb products make a difference to your makeup bag?[/caption]And it’s paying off – just ask Hailey Bieber, who